89345269543 has 2 divisors, whose sum is σ = 89345269544. Its totient is φ = 89345269542.

The previous prime is 89345269523. The next prime is 89345269583. The reversal of 89345269543 is 34596254398.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 89345269543 - 2⁹ = 89345269031 is a prime.

It is a super-2 number, since 2×89345269543² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89345269523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44672634771 + 44672634772.

It is an arithmetic number, because the mean of its divisors is an integer number (44672634772).

Almost surely, 2^89345269543 is an apocalyptic number.

89345269543 is a deficient number, since it is larger than the sum of its proper divisors (1).

89345269543 is an equidigital number, since it uses as much as digits as its factorization.

89345269543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27993600, while the sum is 58.

The spelling of 89345269543 in words is "eighty-nine billion, three hundred forty-five million, two hundred sixty-nine thousand, five hundred forty-three".